/Engine/Source/Runtime/MovieScene/Public/Evaluation/Blending/BlendableTokenStack.h
Helper function for saving pre-animated state for all entites that contributed to this stack, regardless of whether they want restore state or not
template<typename... T> void SavePreAnimatedStateForAllEntities ( [IMovieScenePlayer](API\Runtime\MovieScene\IMovieScenePlayer) & Player, T &&... Args ) const